<template>
  <h1>双向绑定指令</h1>
  {{info}}
  <input type="text" :value="info">
  <hr>
  <!-- 双向绑定:将页面与下方变量进行绑定
   1) info变量的数据会显示在绑定的html上
   2) 页面html元素的值改变,绑定的info变量值也会随之改变 -->
  <input type="text" v-model="info">
  <h3>登录页面</h3>
  <input type="text" placeholder="请输入用户名" v-model="user.username">
  <input type="password" placeholder="请输入密码" v-model="user.password">
  <br>性别:
  <input type="radio" name="gender" value="1" v-model="user.gender">男
  <input type="radio" name="gender" value="0" v-model="user.gender">女
  <button @click="f()">登录</button>
</template>
<script setup>
  import {ref} from "vue";

  const info = ref('测试数据');
  const user = ref({username:'tom',password:'123',gender:'1'});
  const f = ()=>{
    console.log(user.value);
    console.log(user.value.username);
    console.log(user.value.password);
    console.log(user.value.gender);
  }
</script>

<style scoped>

</style>